/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2016 Hugo Guiroux <hugo.guiroux at gmail dot com>
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of his software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
#ifndef __PADDING_H__
#define __PADDING_H__

#include <topology.h>

#define r_align(n, r) (((n) + (r)-1) & -(r))
#define cache_align(n) r_align(n, L_CACHE_LINE_SIZE)
#define pad_to_cache_line(n) (cache_align(n) - (n))
#define MEMALIGN(ptr, alignment, size)                                         \
    posix_memalign((void **)(ptr), (alignment), (size))

#endif // __PADDING_H__
